NPPES file of Aug 9, 2026

Gian Paolo Giuliari Gonzalez, M.D.

Ophthalmology Physician · Canton, OH

Gian Paolo Giuliari Gonzalez, M.D. is an ophthalmology physician with a practice address in Canton, Ohio, and NPI 1689080236, issued on Jul 3, 2014. Check the license (Ohio 35.134506, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689080236
Name
Gian Paolo Giuliari Gonzalez
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
35.134506 OH
92227 GA
MD491035 PA
Self-reported in NPPES; status is on the state search
Practice location
4676 Douglas Cir NW, Canton, OH 44718
Phone
(330) 494-1116
Enumerated
Jul 3, 2014
Record last updated
Oct 2, 2025
Medicare enrollment
Enrolled (PECOS I20250822003959); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4676 Douglas Cir NW

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stephen Conti, M.D.Retina Specialist (Ophthalmology) Physician1215027115
  2. Bahaeddin El Khatib, M.D.Retina Specialist (Ophthalmology) Physician1417481946
  3. Joseph Fammartino, M.D.Ophthalmology Physician1528061876
  4. Mark Gersman, M.D.Retina Specialist (Ophthalmology) Physician1205839552
  5. Stephen Kaufman, M.D.Retina Specialist (Ophthalmology) Physician1568464832
  6. Sophia Pachydaki, MDRetina Specialist (Ophthalmology) Physician1316001720

Verify Gian Paolo Giuliari Gonzalez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35.134506
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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88% fewer Medicare Part D claims than the average ophthalmology physician in 2024

188 Medicare Part D claims for 70 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.

  1. Gian Paolo Giuliari Gonzalez188
  2. Specialty average1,518

Most prescribed

  1. Prednisolone Acetate76 claims
  2. Moxifloxacin45 claims
  3. Difluprednate16 claims
  4. Ketorolac Tromethamine13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $15.05

1 payment: food and beverage; the largest payer was Apellis Pharmaceuticals, Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gian Paolo Giuliari Gonzalez$15.05
  2. Specialty average$4,535.02

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Vitreo-Retinal Consultants, Inc.Hermitage, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gian Paolo Giuliari Gonzalez among 751 ophthalmology physician records in Ohio

Gian Paolo Giuliari Gonzalez, M.D. is one of 751 ophthalmology physician records with a practice address in Ohio. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 78% of them.

  • NPI issued2014 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2001 · median 2002 among the 495 with a school on file
  • Record last updated2025 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Ohio

There are 751 ophthalmology physician records in Ohio.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Manal Assaad, MDCanton, OH 447181598729873
  2. Joseph Fammartino, M.D.Canton, OH 447181528061876
  3. Matthew CefaluNorth Canton, OH 447201306596010
  4. Meagan Celmer, M.D.Canton, OH 447201417103862
  5. Pankaj Gupta, M.D.North Canton, OH 447201609929371
  6. Laurence Karns, MDNorth Canton, OH 447201871592584
  7. David Nelson, MDNorth Canton, OH 447201407855661
  8. Philip Roholt, M.D.Canton, OH 447201679515282

Common questions

What is Gian Paolo Giuliari Gonzalez, M.D.'s NPI number?

Gian Paolo Giuliari Gonzalez, M.D.'s National Provider Identifier (NPI) is 1689080236, issued on Jul 3, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Gian Paolo Giuliari Gonzalez, M.D. located?

The NPPES record lists a practice address at 4676 Douglas Cir NW, Canton, OH, 44718. Phone: (330) 494-1116. Providers update this record themselves, so call before visiting.

How can I verify Gian Paolo Giuliari Gonzalez, M.D.'s license?

NPPES lists Ohio license number 35.134506, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gian Paolo Giuliari Gonzalez, M.D. prescribe under Medicare Part D?

In 2024, Gian Paolo Giuliari Gonzalez, M.D. had 188 Medicare Part D claims for 70 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Gian Paolo Giuliari Gonzalez, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.